[Iaude] MPEC V119: 2020 JC3 [a=2.46,e=0.67,i=5.2,H=21.59]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Wed Nov 8 09:23:47 EST 2023
M.P.E.C. 2023-V119 Issued 2023 November 8, 14:22 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. They are published
on behalf of Division F of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
Prepared using the Tamkin Foundation Computer Network
MPC at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2020 JC3
Revision to MPEC 2020-K74
Additional Observations:
K20J03C 0C2023 10 14.54042805 08 36.895+29 26 35.90 22.73GVEV119T14
K20J03C 0C2023 10 14.54187105 08 37.120+29 26 36.28 22.74GVEV119T14
K20J03C 0C2023 10 14.54331305 08 37.347+29 26 36.67 22.72GVEV119T14
K20J03C C2023 11 05.41432 06 28 50.50 +29 36 27.0 21.4 GVEV119I52
K20J03C C2023 11 05.41715 06 28 51.34 +29 36 26.7 21.0 GVEV119I52
K20J03C KC2023 11 07.32868006 39 07.747+29 21 42.19 21.28GVEV119I52
K20J03C KC2023 11 07.33302406 39 09.198+29 21 40.57 21.60GVEV119I52
K20J03C KC2023 11 07.33518906 39 09.911+29 21 39.49 21.80GVEV119I52
Observer details:
I52 Steward Observatory, Mt. Lemmon Station. Observers R. A. Kowalski, H.
Groeller. Measurers B. Gray, D. Rankin, F. C. Shelly, E. C. Beshore, D.
Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, J.
K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. L. Seaman, K. W.
Wierzchos. 1.0-m f/2.0 prime focus + CCD, 1.0-m prime focus + CCD.
T14 Canada-France-Hawaii Telescope, Maunakea. Observer L. Wells. Measurer D.
J. Tholen. 3.6-m f/4.1 reflector + 1024 x 2306 pixels Megacam.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
231014 T14 0.18- 0.00- 231107 I52 0.36- 0.06- E2023-R04 +0.00 days
Orbital elements:
2020 JC3 PHA, Earth MOID = 0.0083 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 329.18196 (2000.0) P Q
n 0.25471943 Peri. 241.83036 -0.78186018 -0.61706171
a 2.4646845 Node 259.92893 +0.59902543 -0.70393326
e 0.6720006 Incl. 5.18899 +0.17280968 -0.35172831
P 3.87 H 21.59 G 0.15 U 0
Residuals in seconds of arc
191117 F51 0.0 0.5+ 200518 734 (0.8+ 1.5+) 200531 474 0.0 0.2+
191117 F51 0.4- 0.5+ 200519 F51 0.0 0.0 200608 F52 0.2- 0.1-
191117 F51 0.1+ 0.4+ 200519 F51 0.0 0.1+ 200608 F52 0.2- 0.0
191126 F52 0.1+ 0.2+ 200519 F51 0.1+ 0.0 200622 F51 0.0 0.5-
191130 F52 0.1- 0.1- 200519 F51 0.0 0.1- 200622 F51 0.2+ 0.0
191130 F52 0.2- 0.2- 200519 474 0.1+ 0.2- 200622 F51 0.0 0.2-
191130 F52 0.2- 0.3- 200519 474 0.0 0.1- 200623 F51 0.2+ 0.2+
200515 F51 0.1+ 0.0 200519 474 0.0 0.1- 200623 F51 0.2+ 0.1-
200515 F51 0.0 0.0 200519 474 0.1+ 0.1- 200623 F51 0.0 0.3-
200515 F51 0.0 0.0 200520 F51 0.0 0.0 200623 F51 0.0 0.0
200516 I52 0.0 0.2+ 200520 F51 0.0 0.0 231014 T14 0.0 0.0
200516 I52 (0.6- 1.2-) 200522 I52 0.6- 0.1+ 231014 T14 0.0 0.0
200516 I52 0.4- 0.5- 200522 I52 0.6- 0.2+ 231014 T14 0.0 0.0
200516 I52 0.1+ 0.1- 200522 I52 0.2+ 0.3- 231105 I52 0.2- 0.8-
200517 I52 0.3- 0.2+ 200525 I52 (0.2- 1.9-) 231105 I52 0.3- 0.0
200517 I52 0.2- 0.1- 200525 I52 0.3+ 0.2+ 231107 I52 0.3- 0.4-
200517 I52 0.1- 0.0 200525 I52 0.1- 0.4- 231107 I52 0.0 0.1+
200517 I52 0.1- 0.0 200525 I52 0.2- 0.3- 231107 I52 0.0 0.1+
200518 734 (3.0+ 1.3+) 200531 474 0.3- 0.3-
200518 734 (1.9+ 2.0+) 200531 474 0.4- 0.3+
Ephemeris:
2020 JC3 a,e,i = 2.46, 0.67, 5 q = 0.8084
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 10 09 04 54 20.5 +29 01 31 0.7844 1.5430 119.3 34.4 23.4
...
2023 10 24 05 37 08.3 +29 55 44 0.5636 1.3950 124.7 35.9 22.5
...
2023 11 01 06 07 51.7 +29 55 24 0.4584 1.3155 126.0 37.6 22.0
...
2023 11 07 06 37 17.1 +29 24 39 0.3864 1.2560 125.6 39.9 21.6
2023 11 08 06 42 54.3 +29 15 27 0.3751 1.2461 125.3 40.4 21.5
2023 11 09 06 48 45.7 +29 04 44 0.3640 1.2363 125.1 41.0 21.5
...
2023 11 15 07 29 42.7 +27 18 00 0.3023 1.1776 122.0 45.5 21.1
...
2023 11 23 08 43 12.6 +21 48 24 0.2379 1.1013 112.6 55.9 20.7
...
2023 12 08 11 39 19.2 -01 14 34 0.2116 0.9694 79.6 88.1 21.2
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-V119
More information about the Iaude
mailing list